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Parker's two ferrule compression fittings, A-LOK® Series Union Tube Fittings are designed for leak-free connections in process instrumentation and industrial applications.
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Products | Materials of Construction | Options | Specifications Met | Tube Outside Diameter | Materials of Construction | Options | Specifications Met | Tube Outside Diameter |
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1SC1-316 | Stainless Steel AISI 316 | n/a | n/a | 1/16" (O.D.) | 1__Stainless Steel AISI 316 __1 | 2__n/a __2 | 3__n/a __3 | 4__1/16 (O.D.) __4 |
16SC16-6MO-NC | 6Mo | n/a | NACE | 1" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__1 (O.D.) __4 |
14SC14-6MO-NC | 6Mo | n/a | NACE | 7/8" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__7/8 (O.D.) __4 |
12SC12-6MO-NC | 6Mo | n/a | NACE | 3/4" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__3/4 (O.D.) __4 |
10SC10-6MO-NC | 6Mo | n/a | NACE | 5/8" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__5/8 (O.D.) __4 |
8SC8-6MONC | 6Mo | n/a | NACE | 1/2" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__1/2 (O.D.) __4 |
6SC6-6MO-NC | 6Mo | n/a | NACE | 3/8" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__3/8 (O.D.) __4 |
5SC5-6MO-NC | 6Mo | n/a | NACE | 5/16" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__5/16 (O.D.) __4 |
4SC4-6MONC | 6Mo | n/a | NACE | 1/4" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__1/4 (O.D.) __4 |
3SC3-6MO-NC | 6Mo | n/a | NACE | 3/16" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__3/16 (O.D.) __4 |
2SC2-6MO-NC | 6Mo | n/a | NACE | 1/8" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__1/8 (O.D.) __4 |
SCM2-TTZ | Titanium | n/a | n/a | 2 mm (O.D.) | 1__Titanium __1 | 2__n/a __2 | 3__n/a __3 | 4__2 mm (O.D.) __4 |
SCM25-M | Monel 400 | n/a | n/a | 25 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__25 mm (O.D.) __4 |
SCM22-M | Monel 400 | n/a | n/a | 22 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__22 mm (O.D.) __4 |
SCM20-M | Monel 400 | n/a | n/a | 20 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__20 mm (O.D.) __4 |
20SC20-6MO-NC | 6Mo | n/a | NACE | 1-1/4" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__1-1/4 (O.D.) __4 |
SCM18-M | Monel 400 | n/a | n/a | 18 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__18 mm (O.D.) __4 |
SCM15-M | Monel 400 | n/a | n/a | 15 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__15 mm (O.D.) __4 |
SCM14-M | Monel 400 | n/a | n/a | 14 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__14 mm (O.D.) __4 |
SCM12-M | Monel 400 | n/a | n/a | 12 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__12 mm (O.D.) __4 |
SCM10-M | Monel 400 | n/a | n/a | 10 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__10 mm (O.D.) __4 |
SCM8-M | Monel 400 | n/a | n/a | 8 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__8 mm (O.D.) __4 |
SCM6-M | Monel 400 | n/a | n/a | 6 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__6 mm (O.D.) __4 |
SCM4-M | Monel 400 | n/a | n/a | 4 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__4 mm (O.D.) __4 |
SCM3-M | Monel 400 | n/a | n/a | 3 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__3 mm (O.D.) __4 |
SCM2-M | Monel 400 | n/a | n/a | 2 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__2 mm (O.D.) __4 |
SCM25-NNR | Alloy C-276 | n/a | n/a | 25 mm (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__n/a __3 | 4__25 mm (O.D.) __4 |
SCM16-6MO | 6Mo | n/a | n/a | 16 mm (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__n/a __3 | 4__16 mm (O.D.) __4 |
SCM15-6MO | 6Mo | n/a | n/a | 15 mm (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__n/a __3 | 4__15 mm (O.D.) __4 |
SCM14-6MO | 6Mo | n/a | n/a | 14 mm (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__n/a __3 | 4__14 mm (O.D.) __4 |
SCM12-6MO | 6Mo | n/a | n/a | 12 mm (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__n/a __3 | 4__12 mm (O.D.) __4 |
SCM16-M | Monel 400 | n/a | n/a | 16 mm (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__n/a __3 | 4__16 mm (O.D.) __4 |
24SC24-6MO-NC | 6Mo | n/a | NACE | 1-1/2" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__1-1/2 (O.D.) __4 |
32SC32-6MO-NC | 6Mo | n/a | NACE | 2" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__2 (O.D.) __4 |
3SC3-NNR-NC | Alloy C-276 | n/a | NACE | 3/16" (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__NACE __3 | 4__3/16 (O.D.) __4 |
SCM14-IIY-NC | Alloy 625 | n/a | NACE | 14 mm (O.D.) | 1__Alloy 625 __1 | 2__n/a __2 | 3__NACE __3 | 4__14 mm (O.D.) __4 |
SCM12-IIY-NC | Alloy 625 | n/a | NACE | 12 mm (O.D.) | 1__Alloy 625 __1 | 2__n/a __2 | 3__NACE __3 | 4__12 mm (O.D.) __4 |
SCM10-S-NC | Steel | n/a | NACE | 10 mm (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__10 mm (O.D.) __4 |
SCM8-S-NC | Steel | n/a | NACE | 8 mm (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__8 mm (O.D.) __4 |
SCM6-S-NC | Steel | n/a | NACE | 6 mm (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__6 mm (O.D.) __4 |
SCM4-S-NC | Steel | n/a | NACE | 4 mm (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__4 mm (O.D.) __4 |
SCM3-S-NC | Steel | n/a | NACE | 3 mm (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__3 mm (O.D.) __4 |
SCM2-S-NC | Steel | n/a | NACE | 2 mm (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__2 mm (O.D.) __4 |
SCM25-316-NC | Stainless Steel AISI 316 | n/a | NACE | 25 mm (O.D.) | 1__Stainless Steel AISI 316 __1 | 2__n/a __2 | 3__NACE __3 | 4__25 mm (O.D.) __4 |
SCM22-316-NC | Stainless Steel AISI 316 | n/a | NACE | 22 mm (O.D.) | 1__Stainless Steel AISI 316 __1 | 2__n/a __2 | 3__NACE __3 | 4__22 mm (O.D.) __4 |
SCM20-316-NC | Stainless Steel AISI 316 | n/a | NACE | 20 mm (O.D.) | 1__Stainless Steel AISI 316 __1 | 2__n/a __2 | 3__NACE __3 | 4__20 mm (O.D.) __4 |
SCM18-316-NC | Stainless Steel AISI 316 | n/a | NACE | 18 mm (O.D.) | 1__Stainless Steel AISI 316 __1 | 2__n/a __2 | 3__NACE __3 | 4__18 mm (O.D.) __4 |
SCM16-316-NC | Stainless Steel AISI 316 | n/a | NACE | 16 mm (O.D.) | 1__Stainless Steel AISI 316 __1 | 2__n/a __2 | 3__NACE __3 | 4__16 mm (O.D.) __4 |
SCM15-316-NC | Stainless Steel AISI 316 | n/a | NACE | 15 mm (O.D.) | 1__Stainless Steel AISI 316 __1 | 2__n/a __2 | 3__NACE __3 | 4__15 mm (O.D.) __4 |
SCM14-316-NC | Stainless Steel AISI 316 | n/a | NACE | 14 mm (O.D.) | 1__Stainless Steel AISI 316 __1 | 2__n/a __2 | 3__NACE __3 | 4__14 mm (O.D.) __4 |
SCM12-316-NC | Stainless Steel AISI 316 | n/a | NACE | 12 mm (O.D.) | 1__Stainless Steel AISI 316 __1 | 2__n/a __2 | 3__NACE __3 | 4__12 mm (O.D.) __4 |
SCM10-316-NC | Stainless Steel AISI 316 | n/a | NACE | 10 mm (O.D.) | 1__Stainless Steel AISI 316 __1 | 2__n/a __2 | 3__NACE __3 | 4__10 mm (O.D.) __4 |
4SC4-NNR-NC | Alloy C-276 | n/a | NACE | 1/4" (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__NACE __3 | 4__1/4 (O.D.) __4 |
5SC5-NNR-NC | Alloy C-276 | n/a | NACE | 5/16" (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__NACE __3 | 4__5/16 (O.D.) __4 |
6SC6-NNR-NC | Alloy C-276 | n/a | NACE | 3/8" (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__NACE __3 | 4__3/8 (O.D.) __4 |
8SC8-NNR-NC | Alloy C-276 | n/a | NACE | 1/2" (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__NACE __3 | 4__1/2 (O.D.) __4 |
10SC10-NNR-NC | Alloy C-276 | n/a | NACE | 5/8" (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__NACE __3 | 4__5/8 (O.D.) __4 |
12SC12-NNR-NC | Alloy C-276 | n/a | NACE | 3/4" (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__NACE __3 | 4__3/4 (O.D.) __4 |
SCM10-6MO | 6Mo | n/a | n/a | 10 mm (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__n/a __3 | 4__10 mm (O.D.) __4 |
14SC14-NNR-NC | Alloy C-276 | n/a | NACE | 7/8" (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__NACE __3 | 4__7/8 (O.D.) __4 |
20SC20-NNR-NC | Alloy C-276 | n/a | NACE | 1-1/4" (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__NACE __3 | 4__1-1/4 (O.D.) __4 |
24SC24-NNR-NC | Alloy C-276 | n/a | NACE | 1-1/2" (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__NACE __3 | 4__1-1/2 (O.D.) __4 |
32SC32-NNR-NC | Alloy C-276 | n/a | NACE | 2" (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__NACE __3 | 4__2 (O.D.) __4 |
1SC1-M-NC | Monel 400 | n/a | NACE | 1/16" (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__NACE __3 | 4__1/16 (O.D.) __4 |
2SC2-M-NC | Monel 400 | n/a | NACE | 1/8" (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__NACE __3 | 4__1/8 (O.D.) __4 |
3SC3-M-NC | Monel 400 | n/a | NACE | 3/16" (O.D.) | 1__Monel 400 __1 | 2__n/a __2 | 3__NACE __3 | 4__3/16 (O.D.) __4 |
16SC16-NNR-NC | Alloy C-276 | n/a | NACE | 1" (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__NACE __3 | 4__1 (O.D.) __4 |
SCM8-6MO | 6Mo | n/a | n/a | 8 mm (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__n/a __3 | 4__8 mm (O.D.) __4 |
SCM6-6MO | 6Mo | n/a | n/a | 6 mm (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__n/a __3 | 4__6 mm (O.D.) __4 |
SCM4-6MO | 6Mo | n/a | n/a | 4 mm (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__n/a __3 | 4__4 mm (O.D.) __4 |
2SC2-S | Steel | n/a | n/a | 1/8" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__n/a __3 | 4__1/8 (O.D.) __4 |
1SC1-S | Steel | n/a | n/a | 1/16" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__n/a __3 | 4__1/16 (O.D.) __4 |
1SC1-6MO-NC | 6Mo | n/a | NACE | 1/16" (O.D.) | 1__6Mo __1 | 2__n/a __2 | 3__NACE __3 | 4__1/16 (O.D.) __4 |
32SC32-S-NC | Steel | n/a | NACE | 2" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__2 (O.D.) __4 |
24SC24-S-NC | Steel | n/a | NACE | 1-1/2" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__1-1/2 (O.D.) __4 |
20SC20-S-NC | Steel | n/a | NACE | 1-1/4" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__1-1/4 (O.D.) __4 |
16SC16-S-NC | Steel | n/a | NACE | 1" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__1 (O.D.) __4 |
14SC14-S-NC | Steel | n/a | NACE | 7/8" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__7/8 (O.D.) __4 |
12SC12-S-NC | Steel | n/a | NACE | 3/4" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__3/4 (O.D.) __4 |
10SC10-S-NC | Steel | n/a | NACE | 5/8" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__5/8 (O.D.) __4 |
8SC8-S-NC | Steel | n/a | NACE | 1/2" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__1/2 (O.D.) __4 |
6SC6-S-NC | Steel | n/a | NACE | 3/8" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__3/8 (O.D.) __4 |
5SC5-S-NC | Steel | n/a | NACE | 5/16" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__5/16 (O.D.) __4 |
4SC4-S-NC | Steel | n/a | NACE | 1/4" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__1/4 (O.D.) __4 |
3SC3-S-NC | Steel | n/a | NACE | 3/16" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__3/16 (O.D.) __4 |
2SC2-S-NC | Steel | n/a | NACE | 1/8" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__1/8 (O.D.) __4 |
1SC1-S-NC | Steel | n/a | NACE | 1/16" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__NACE __3 | 4__1/16 (O.D.) __4 |
SCM25-825 | Alloy 825 | n/a | n/a | 25 mm (O.D.) | 1__Alloy 825 __1 | 2__n/a __2 | 3__n/a __3 | 4__25 mm (O.D.) __4 |
SCM2-NNR | Alloy C-276 | n/a | n/a | 2 mm (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__n/a __3 | 4__2 mm (O.D.) __4 |
SCM3-NNR | Alloy C-276 | n/a | n/a | 3 mm (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__n/a __3 | 4__3 mm (O.D.) __4 |
SCM4-NNR | Alloy C-276 | n/a | n/a | 4 mm (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__n/a __3 | 4__4 mm (O.D.) __4 |
SCM6-NNR | Alloy C-276 | n/a | n/a | 6 mm (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__n/a __3 | 4__6 mm (O.D.) __4 |
SCM8-NNR | Alloy C-276 | n/a | n/a | 8 mm (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__n/a __3 | 4__8 mm (O.D.) __4 |
3SC3-S | Steel | n/a | n/a | 3/16" (O.D.) | 1__Steel __1 | 2__n/a __2 | 3__n/a __3 | 4__3/16 (O.D.) __4 |
SCM10-NNR | Alloy C-276 | n/a | n/a | 10 mm (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__n/a __3 | 4__10 mm (O.D.) __4 |
SCM14-NNR | Alloy C-276 | n/a | n/a | 14 mm (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__n/a __3 | 4__14 mm (O.D.) __4 |
SCM15-NNR | Alloy C-276 | n/a | n/a | 15 mm (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__n/a __3 | 4__15 mm (O.D.) __4 |
SCM16-NNR | Alloy C-276 | n/a | n/a | 16 mm (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__n/a __3 | 4__16 mm (O.D.) __4 |
SCM18-NNR | Alloy C-276 | n/a | n/a | 18 mm (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__n/a __3 | 4__18 mm (O.D.) __4 |
SCM20-NNR | Alloy C-276 | n/a | n/a | 20 mm (O.D.) | 1__Alloy C-276 __1 | 2__n/a __2 | 3__n/a __3 | 4__20 mm (O.D.) __4 |